#5983CB#5983CB

#5983CB is a mid, moderate blue. Relative luminance 0.227; OKLCH L 61.2% C 0.120 H 260.6°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#5983CB
RGB	rgb(89, 131, 203)
HSL	hsl(218, 52%, 57%)
HSV	hsv(218, 56%, 80%)
CMYK	cmyk(56.2%, 35.5%, 0%, 20.4%)
CIE-LAB	lab(54.73, 6.77, -41.71)
CIE-LCH	lch(54.73, 42.25, 279.22°)
OKLab	oklab(61.17% -0.0195 -0.1179)
OKLCH	oklch(61.17% 0.12 260.6)
XYZ	xyz(23.0119, 22.6664, 59.6507)
Luminance	0.2267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5983CB #CBA159

analogous

#59BCCB #5983CB #6859CB

triadic

#5983CB #CB5983 #83CB59

tetradic

#5983CB #CB59BC #CBA159 #59CB68

square

#5983CB #CB59BC #CBA159 #59CB68

split-complementary

#5983CB #CB6859 #BCCB59

monochromatic

#284981 #3764B0 #5983CB #88A6DA #B6C9E8

Accessibility & contrast

On white

3.79

#5983CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#5983CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5983CB

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5983CB	#FFFFFF	#000000	##000000
##5983CB	1.00	3.79	5.53	5.53
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6689CE

Deuteranopia (green-blind)

#577EC9

Tritanopia (blue-blind)

#04939D

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5983cb;
/* rgb */ color: rgb(89, 131, 203);
/* oklch */ color: oklch(61.2% 0.120 260.6);

Tailwind

colors: {
  custom: {
    50: '#90a6db',
    500: '#5983cb',
    950: '#000000',
  },
}

SCSS

$custom: #5983cb;
$custom-light: #90a6db;
$custom-dark: #000000;

JSON

{
  "hex": "#5983cb",
  "rgb": {
    "r": 89,
    "g": 131,
    "b": 203
  },
  "hsl": {
    "h": 217.895,
    "s": 52.294,
    "l": 57.255
  },
  "oklch": {
    "l": 0.61169,
    "c": 0.11952,
    "h": 260.6
  },
  "luminance": 0.22668
}

Semantic roles & 50–950 ramp

primary

#5983CB

secondary

#D7C6A9

accent

#A74CDC

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5983CB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →